Gibson Freight Company owns a truck that cost $45,000. Currently, the truck's book value is $23,000, and its expected remaining useful life is five years. Gibson has the opportunity to purchase for $22,000 a replacement truck that is extremely fuel efficlent Fuel cost for the old truck is expected to be $6,800 per year more than fuel cost for the new truck. The old truck is paid for but, in spite of being in good condition, can be sold for only $11,000 Required Calculate the total relevant costs. Should Gibson replace the old truck with the new fuel-efficient model, or should it continue to use the old truck until it wears out